“ C ool ” is a word with many meanings . I ts old meaning is used to express a temperature that is a little bit cold . A s the world has changed , the world has had many different meanings . “ C ool ” can be used to express feelings of interest in almost anything . When you see a famous car In the street , maybe you will s ay, “ it's cool . ” Y ou may think , “ he is so cool . ” when you see your favorite football er.We all will maximize (扩大) the meaning of “ C ool ” , you can use it instead of many words , such as “ new ” or “ surprising ” .H ere is an interesting story we can use to show the way the world is used . A teacher asked her students to write about the water fall they ha d visited , on one student's paper wa s just the one sentence , “ It ’ s so cool . ” M aybe he thought it was the best way to show what he saw and felt . But the story also shows that the student doesn't have enough words without “ C ool ” , some people have no words to show t he same meaning , so it's quite important to keep some confidence . C an you think of many other words that make your life as colorful as the word “ C ool ” ? I can , and I think they are also very cool . 83.If you are_______ something,you may say ,it's cool。